Fix XHR stale comments

third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.cpp

 /*
  *  Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.
  *  Copyright (C) 2005-2007 Alexey Proskuryakov <ap@webkit.org>
  *  Copyright (C) 2007, 2008 Julien Chaffraix <jchaffraix@webkit.org>
  *  Copyright (C) 2008, 2011 Google Inc. All rights reserved.
  *  Copyright (C) 2012 Intel Corporation
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
@@ skipping 1318 matching lines @@
 {
     NETWORK_DVLOG(1) << this << " didFail()";
     ScopedEventDispatchProtect protect(&m_eventDispatchRecursionLevel);
 
     // If we are already in an error state, for instance we called abort(), bail out early.
     if (m_error)
         return;
 
     if (error.isCancellation()) {
         handleDidCancel();
-        // Now the XMLHttpRequest instance may be dead.
         return;
     }
 
     if (error.isTimeout()) {
         handleDidTimeout();
-        // Now the XMLHttpRequest instance may be dead.
         return;
     }
 
     // Network failures are already reported to Web Inspector by ResourceLoader.
     if (error.domain() == errorDomainBlinkInternal)
         logConsoleError(getExecutionContext(), "XMLHttpRequest cannot load " + error.failingURL() + ". " + error.localizedDescription());
 
     handleNetworkError();
-    // Now the XMLHttpRequest instance may be dead.
 }
 
 void XMLHttpRequest::didFailRedirectCheck()
 {
     NETWORK_DVLOG(1) << this << " didFailRedirectCheck()";
     ScopedEventDispatchProtect protect(&m_eventDispatchRecursionLevel);
 
     handleNetworkError();
-    // Now the XMLHttpRequest instance may be dead.
 }
 
 void XMLHttpRequest::didFinishLoading(unsigned long identifier, double)
 {
     NETWORK_DVLOG(1) << this << " didFinishLoading(" << identifier << ")";
     ScopedEventDispatchProtect protect(&m_eventDispatchRecursionLevel);
 
     if (m_error)
         return;
 
@@ skipping 348 matching lines @@
     visitor->traceWrappers(m_responseDocument);
     visitor->traceWrappers(m_responseArrayBuffer);
 }
 
 std::ostream& operator<<(std::ostream& ostream, const XMLHttpRequest* xhr)
 {
     return ostream << "XMLHttpRequest " << static_cast<const void*>(xhr);
 }
 
 } // namespace blink